@media screen and (max-width:768px) {
    /*product开始*/
    .about-banner {
    	/*height:164px;*/
        background-image: url(../img/phone-about-banner.jpg);
    }
    .menu:hover ol{
    	display: block;
        background-color: rgba(54,54,54,.5);
        padding-top:10px;
        z-index: 10;
        position: relative;
    }

    .product-banner-text{
    	margin-left:20px;
    }
    .product-banner-text{
    }
    .product-banner-text>.pro-text1{
        text-align: center;
        margin-left: -70%;
        margin-top:-60%;
        font-size: 18px;
        font-weight: 500;
        color: #20B2AA;
        padding-bottom: 5px;
    }
    .product-banner-text>.pro-text2 {
        font-size: 12px;
        color: #fff;
        margin-left: 30px;
        margin-top:-40%;
        line-height: 22;
    }
    .solve-table-title{
        margin-left: 0px;
    }
    .solve-content{
        width:80%;
        /*padding-right: 4px;*/
    }
    .solve-table-title>ul{
        margin-top: -385px;
        margin-left:33px;
    }
    .solve-table-title>ul>li{
        font-size: 14px;
    }
    .solve-table-title>.solve-table-center>div{
        margin-top:100px;
    }
    .about-content1-left>img{
        display: none;
       
    }
    .about-content1-bgimg{
        width:100%;
        height:160px;
        margin-top: 20px;
        float: left;
        background-image: url(../img/phone-address.jpg);
    }
    .about-content1-right p{
        float: right;
        width:90%;
        padding-right: 20px;
    }
    .about-content1-right p:first-child{
         width:90%;
        margin-top: 4%;
        /*width:100%;*/
    }
    .about-content1-right ul{
        /*float: none;*/
        width: 100%;
        padding-bottom:100px;
    }
    .about-content1-right ul li{
        width:100%;
        color:#ddd;
        font-size: 12px;
        margin-left:-10px;
    }
    .page-bd4>.about-content2-bgfff{
        width:30%;
        height:120px;
        margin-left:40px;
        background-color: rgba(255,255,255,.0);
    }
    .about-content2-p>p{
        color:#dedcdc;
    }
    .page-bd4>.about-content2-bgfff:first-child{
        margin-left:10%;
    }
    .page-bd4>.about-content2-bgfff>.about-content2-p>p{
        padding-bottom: 0px;
    }
    .page-bd4>.about-content2-bgfff>.about-content2-p{
        margin-top:10px;
    }
    .page-bd4{
        height:300px;
    }
     .page-bd44>.weui-flex__item2>.page-bd4-p1{
        color:#fff;
    }
    .page-bd4-about-h3{
        text-align: center;
       position: relative;
       top:-60px;
       color:#aaa;
       display: block;
    }
    .page-bd4 p{
        padding-top: 0px;
    }
}